Overview
Choose a focused tool for one clear media task. Processing happens in your browser, not on a remote server.
Audio tools
Free Online Audio Tools
Convert, trim, join, mix, and improve audio files privately in your browser.
MP3 Cutter
Trim an audio file to the exact moment you need. Process it free in your browser without uploading the file.
Open tool →WAVEAudio Joiner
Join audio files in a chosen order. Process it free in your browser without uploading the file.
Open tool →WAVEAudio Converter
Convert audio to MP3, WAV, or M4A. Process it free in your browser without uploading the file.
Open tool →WAVEVolume Booster
Adjust volume with a clipping warning. Process it free in your browser without uploading the file.
Open tool →WAVEMerge Audio
Mix audio tracks into one export. Process it free in your browser without uploading the file.
Open tool →WAVEChange Audio Speed
Speed up or slow down audio while keeping pitch. Process it free in your browser without uploading the file.
Open tool →Tool guide
How to use audio tools
How to use
Choose a file, select the available settings, process it locally, then preview and download the result.
Example
Test a short clip before processing a long recording or high-resolution video.
Before you use the result
Keep your original until you have checked timing, sound, orientation, and quality.
FAQ
Questions people ask
Are these tools free?
Yes. No account or payment is required.
Do files leave my device?
No. Compatible files are processed locally in your browser and are not sent to AV NovaKit.
Is an account required?
No. You can use the tool without creating an account.
Which files can I use?
Use a supported file, check the preview, and keep your original until the exported result is confirmed.
Why does browser processing take time?
Use a supported file, check the preview, and keep your original until the exported result is confirmed.
How should I check the result?
Use a supported file, check the preview, and keep your original until the exported result is confirmed.
Can I use this tool on mobile?
Use a supported file, check the preview, and keep your original until the exported result is confirmed.
What happens to my original file?
Use a supported file, check the preview, and keep your original until the exported result is confirmed.
Related tools